<!DOCTYPE html>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<html><head>
  <title>Reference 001</title>
  <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1163435">
  <meta charset="utf-8">
  <style type="text/css">
body,html { color:black; background:white; font-size:16px; padding:0; margin:0; }

.grid {
  position:relative;
  background-color: grey;
  width: 173px;
  height: 53px;
}

.item {
  position: absolute;
  background: lime;
  background-clip: content-box;
}
#abs > div div {
  position: absolute;
}
.pbox {
  box-sizing: border-box;
}
.p { padding:2px 3px; }
.m { margin:2px 3px; }
.c1.p,.c2.p { padding:6px 9px; }
.c1.m,.c2.m { margin:6px 9px; }
.b { border:solid black; }

#t1 { width:50px; height: 20px; }
#t2 { width:50px; height: 20px; }
#t0 { width:60px; height: 30px; }
#t3 { width:60px; height: 30px; }
#t4 { width:150px; height: 50px; }
#t5 { width:50px; height: 20px; }
#t6 { width:50px; height: 20px; }
#t7 { width:60px; height: 30px; }
#t8 { width:150px; height: 50px; }
#t9 { width:50px; height: 20px; }
#tA { width:60px; height: 30px; }
#tB { width:150px; height: 50px; }
#tC { width:50px; height: 20px; }
#tD { width:50px; height: 20px; }
#tE { width:150px; height: 50px; }

</style>
</head>
<body>

<div style="float:left">
<div class="grid"><div id="t1" class="item"></div></div>
<div class="grid"><div id="t2" class="item pbox p"></div></div>
<div class="grid"><div id="t0" class="item c1 p"></div></div>
<div class="grid"><div id="t3" class="item c1 pbox p"></div></div>
<div class="grid"><div id="t4" class="item c2 pbox p"></div></div>
<div class="grid"><div id="t5" class="item pbox b"></div></div>
<div class="grid"><div id="t6" class="item pbox p b"></div></div>
<div class="grid"><div id="t7" class="item c1 pbox p b"></div></div>
<div class="grid"><div id="t8" class="item c2 pbox p b"></div></div>
<div class="grid"><div id="t9" class="item pbox m"></div></div>
<div class="grid"><div id="tA" class="item c1 pbox m"></div></div>
<div class="grid"><div id="tB" class="item c2 pbox m"></div></div>
<div class="grid"><div id="tC" class="item pbox p m"></div></div>
<div class="grid"><div id="tD" class="item pbox p b m"></div></div>
<div class="grid"><div id="tE" class="item c2 pbox p b m"></div></div>
</div>

<div id="abs" style="float:left">
<div class="grid"><div id="t1" class="item"></div></div>
<div class="grid"><div id="t2" class="item pbox p"></div></div>
<div class="grid"><div id="t0" class="item c1 p"></div></div>
<div class="grid"><div id="t3" class="item c1 pbox p"></div></div>
<div class="grid"><div id="t4" class="item c2 pbox p"></div></div>
<div class="grid"><div id="t5" class="item pbox b"></div></div>
<div class="grid"><div id="t6" class="item pbox p b"></div></div>
<div class="grid"><div id="t7" class="item c1 pbox p b"></div></div>
<div class="grid"><div id="t8" class="item c2 pbox p b"></div></div>
<div class="grid"><div id="t9" class="item pbox m"></div></div>
<div class="grid"><div id="tA" class="item c1 pbox m"></div></div>
<div class="grid"><div id="tB" class="item c2 pbox m"></div></div>
<div class="grid"><div id="tC" class="item pbox p m"></div></div>
<div class="grid"><div id="tD" class="item pbox p b m"></div></div>
<div class="grid"><div id="tE" class="item c2 pbox p b m"></div></div>
</div>

</body>
</html>
